水下结构物在水下这种特殊的环境中会受到不同程度的损伤，其中裂缝缺陷是评估结构物安全可靠性的重要因素。
Underwater structure will be damaged in different degree in this kind of particular environment. Among these defections, the crack is the important factor to evaluate the reliability of structures.
为工程界进行含裂纹结构的概率损伤容限评估提供一定的理论依据。
It provides theory foundation to evaluate the probabilistic damage tolerance of structures including all kinds of cracks.
因此，对结构损伤进行安全评估的结构健康监测技术研究对于确保海洋平台结构安全，降低维修成本以及延长服役期限都是非常必要的。
Thus, techniques for structural health monitoring in offshore platform structures are essential to ensure safety, reduce the cost of maintenance, and prolong the service life.
为过火预应力混凝土结构的剩余承载力计算及损伤评估提供依据，具有较高实用价值。
It supplies a basis for the calculation of remainder load bearing capacity and evaluate of damage about the prestressed concrete structure post fire.
为开展预应力结构抗火性能分析及火灾后损伤评估提供了基础性素材。
All can be served as basic data for analysis of fire resistance and after-fire damage evaluation of prestressed structures.
近年来人们一直试图寻找能够适用于土木工程结构的整体损伤诊断与评估方法。
People have been trying to look for the global damage diagnosis and evaluate method that can be applicable to civil engineering structure in recent years.
数值模拟结果表明，本文方法适用于塔架类结构的损伤评估。
Results of the numerical simulation show that this method is adequate for the damage evaluation of tower truss structures.
在现阶段，桥梁健康检测、桥梁损伤识别和状态评估来确保结构设计寿命内的安全运营已成为关注的课题。
At this stage, the bridge health monitoring, damage identification and condition assessment to ensure that the structure of the safe operation within the design life has become a concern.
因此对预应力结构开展损伤检测和评估已显得十分迫切。
Therefore, it is urgent and necessary to apply the damage detection and evaluation to pre-stressed structures.
对桥梁结构性态的分析研究是进行结构状态识别和损伤诊断与安全可靠性评估的基础。
Study of the bridge structural characteristic is the basic of structure state identification and damage diagnosis.
采用灵敏度分析的方法来定量评估结构的损伤程度。
The eigenmode sensitivity analysis is used to assess the damage severity.
针对大型复杂结构状态评估问题，提出了基于低阶特征值的结构分散化损伤识别与整体状态评估方法。
A discretized damage detection and integral status assessment scheme based on the lower eigenvalues is proposed to evaluate the status of a large scale structure.
为了保证结构在设计寿命期内的安全使用，有必要对结构进行整体疲劳分析，评估其在设计年限内的疲劳损伤程度。
In order to ensure structural safety in the design working life, it is necessary to carry out integrity analysis of fatigue and to evaluate the degree of fatigue damage on the structure.
基于静态结构识别方法，提出了服役结构损伤探测及状态评估的概率分析方法。
A method is proposed to detect damages and assess the status of an existing structure from static test data.
由于火灾对建筑物造成的影响具有一定的不确定性，与普通建筑物的检测鉴定相比，对受火灾损伤的建筑物结构安全性更难直接准确的进行评估。
Because the influence of fire on building is uncertain, it is rather difficult to evaluate exactly the safety of building after fire compared with the test and appraisal of common buildings.
文中主要介绍了飞机损伤评估系统的总体结构、基于规则损伤等级分析和基于案例的抢修方案制定的实现方法。
The realization methods of the damage classification by rule-based reasoning and the repair scheme establishment by instance-based reasoning are discussed in this paper.
钢管混凝土结构的温度场也是评估火灾后结构损伤程度和修复加固设计的主要依据。
The temperature field of CFST element is also the foundation of evaluating the injuring degree and renovating of reinforce design.
该方法引入了框架结构层间屈服强度系数的概念，更适宜于框架结构震后的整体损伤评估。
In this method, the concept of frame structural yield strength coefficient is introduced, so it is more applicable for assessing structural injury.
总结了通过试验及计算进行桥梁检测和评估的难点，以及进行桥梁整体结构与局部损伤研究的一种途径和方法。
Then, the difficulty for mechanical checking from those was given, and a research way for total property and local damaging of bridge structure was pointed out.
算例表明，此方法可为含裂纹结构的概率损伤容限评估提供一定的理论依据。
It was suitable to the probabilistic damage tolerance evaluation of structures including all kinds of cracks.
近年来对结构的损伤评估多局限于小型结构，并强调利用结构损伤前后较高阶的模态数据。
Recent years the damage assessment of structure has been focused on small structures, and more emphases were put on using the modal parameters of the intact and damaged structures.
对一冲孔桩施工产生的地面振动进行了现场的振动测试，调查分析了房屋结构的损伤，得出了振动影响的评估鉴定结论。
In this paper the experimental data of a pile driving vibration is presented, and it was studied and investigated of the damage of a nearby building during the pile driving construction project.
根据桥梁结构的构造特点，将桥梁系统分为多级子系统，从而建立了桥梁损伤评估的层次结构模型。
According to its characters, bridge system was divided into several multilevel-systems, and a hierarchy assessment model was established.
为了对运营中的斜拉桥进行安全性评估，首先需要根据实桥测试结果对结构损伤进行初步识别。
The primary damage identification based on in-situ test results constitutes an important process for the safety assessment of in-service cable-stayed bridges.
现场检测实践表明，钢筋混凝土结构火灾损伤的红外热像检测与评估，可快速获取比较全面翔实的建筑物火灾损伤资料，从而为修复加固工程提供科学可靠的依据。
It has been proved by practice that infrared thermal imaging technique can provide full and accurate building fire damage data for reference of future construction restoration and renovation.
而振动破损评估法适用于复杂结构整体损伤评估。
The vibration damage assessment method applicable to the overall damage assessment of complex structures.
利用基于等效杆件撤销的结构重分析方法，编程实现了对网格结构损伤免疫力的定量评估。
The structural re-analysis method based on the equivalent removal of members is adopted to evaluate damage immunity quantitatively.
工程结构的损伤识别技术对于把握结构工作状态及评估结构的安全性与正常使用性能具有重要的意义。
In engineering the structure damage identification technology is of great significance to grasp structure working condition and to assess its safety and normal service performance.
研究结果将为该类结构构件的地震损伤评估以及基于损伤的抗震设计方法的建立提供理论依据。
The study results will supply the theory support for the seismic damage assessment and the establishment of damage-based earthquake-resistant design method of SRHSHPC members.
研究结果将为该类结构构件的地震损伤评估以及基于损伤的抗震设计方法的建立提供理论依据。
The study results will supply the theory support for the seismic damage assessment and the establishment of damage-based earthquake-resistant design method of SRHSHPC members.
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